Table 4. Number of Medicare surgical patients rehospitalized per 10,000 live discharges, within 30 days of discharge, for selected procedures, by age and sex: 1979-80.

Procedure and sex	All ages	65-74 years	75-84 years	85 years or over
	Number rehospitalized per 10,000 live discharges
Prostatectomy (Cancer diagnosis)	1,379	1,456	1,240	1,584
Prostatectomy (Noncancer diagnosis)	1,071	951	1,156	1,536
Cholecystectomy	806	681	969	1,286
Male	930	804	1,114	1,472
Female	738	611	893	1,207
Inguinal hernia repair	508	408	627	876
Male	510	409	639	923
Female	495	390	562	708
Coronary artery bypass	1,633	1,557	2,310	(1)
Male	1,481	1,400	2,217	(1)
Female	1,999	1,942	2,513	(1)
Reduction, fracture of femur	1,178	1,093	1,198	1,218
Male	1,418	1,286	1,387	1,647
Female	1,115	1,018	1,150	1,134
Total hip replacement	838	726	939	1,329
Male	830	697	998	1,742
Female	843	744	914	1,220
Other arthroplasty of hip	1,187	1,090	1,209	1,255
Male	1,505	1,205	1,680	1,693
Female	1,103	1,048	1,099	1,164

¹Data on coronary artery bypass for enrollees 85 years of age or over are excluded because of the small number of procedures.

SOURCE: Health Care Financing Administration, Bureau of Data Management and Strategy: Data from the Medicare Statistical System, 1979-81.